ICS 27.100 CCS F23 DL 中华人民共和国电力行业标准 DL/T 2201—2020 火力发电厂流量测量装置 技术规范 Technical specification of flow measurement devices in fossil fuel power plant 2020-10-23 发布 2021-02-01 实施 国家能源局 发布 目 次 前 言 ................................ ................................ ................................ ................................ ................................ ..III 1 范围 ................................ ................................ ................................ ................................ ................................ ...1 2 规范性引用文件 ................................ ................................ ................................ ................................ ............... 1 3 术语和定义 ................................ ................................ ................................ ................................ ....................... 1 4 符号 ................................ ................................ ................................ ................................ ................................ ...4 5 技术条件 ................................ ................................ ................................ ................................ ........................... 4 5.1 流量测量装置的一般要求 ................................ ................................ ................................ ....................... 4 5.2 差压式流量测量装置技术 要求 ................................ ................................ ................................ ............... 5 5.3 速度式流量测量装置技术要求 ................................ ................................ ................................ ............... 7 5.4 液体容积式流量测量装置技术要求 ................................ ................................ ................................ .....10 5.5 质量式流量测量装置技术要求 ................................ ................................ ................................ .............11 6 安装与验收 ................................ ................................ ................................ ................................ ..................... 11 6.1 流量测量装置安装一般要求 ................................ ........................ 11 6.2 差压式流量测量装置安装要求 ................................ ...................... 12 6.3 速度式流量测量装置安装要求 ................................ ...................... 14 6.4 液体容积式流量测量装置安装要求 ................................ .................. 16 6.5 质量式流量测量装置安装要求 ................................ ................................ ................................ .............17 6.6 验收 ................................ ................................ ................................ ................................ ......................... 18 7 运行维护 ................................ ................................ ................................ ................................ ......................... 19 7.1 运行维护一般要求 ................................ ................................ ................................ ................................ .19 7.2 投运 ................................ ................................ ................................ ................................ ......................... 19 7.3 维护 ................................ ................................ ................................ ................................ ......................... 20 8 技术资料 ................................ ................................ ................................ ................................ ......................... 21 附录 A（资料性附录）流量测量仪表的选型推荐表 ................................ ................................ ...................... 22 附录 B（资料性附录）流量测量装置的检定统计表 ................................ ................................ .................... 277 附录 C（资料性附录）流量测量装置常见故障原因分析表 ................................ ................................ ..........29 附录 D（资料性附录）流量计归档技术资料 ................................ ..........